Which is cheaper, the Serica Ref. 5330 Diving Chronometer Date or the Studio Underd0g Steffany Blue?

At MSRP the Studio Underd0g Steffany Blue is the cheaper of the two at $800, against $2,005 for the Serica Ref. 5330 Diving Chronometer Date — a $1,205 gap before any retailer discounting.

Which is bigger, the Serica Ref. 5330 Diving Chronometer Date or the Studio Underd0g Steffany Blue?

The Studio Underd0g Steffany Blue wears larger at 39.5mm versus 39mm for the Serica Ref. 5330 Diving Chronometer Date — a 0.5mm difference across the dial.

Which has a longer power reserve, the Serica Ref. 5330 Diving Chronometer Date or the Studio Underd0g Steffany Blue?

The Serica Ref. 5330 Diving Chronometer Date carries a 42-hour power reserve against 40 hours on the Studio Underd0g Steffany Blue.

What movement does the Serica Ref. 5330 Diving Chronometer Date run compared to the Studio Underd0g Steffany Blue?

The Serica Ref. 5330 Diving Chronometer Date runs a automatic caliber (SoProd M100), while the Studio Underd0g Steffany Blue runs a manual.

Side by side

Serica Ref. 5330 Diving Chronometer DatevsStudio Underd0g Steffany Blue

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Serica Ref. 5330 Diving Chronometer Date

5330-chronometre-plongee-date

MSRP $2,005

Studio Underd0g Steffany Blue

02blb

MSRP $800

At a glance

14 of 29 specs differ

Diameter

Ref. 5330 Diving Chronometer Date39mm

Steffany Blue39.5mm

Power Reserve

Ref. 5330 Diving Chronometer Date42h

Steffany Blue40h

Water Resistance

Ref. 5330 Diving Chronometer Date300m

Steffany Blue—

MSRP

Ref. 5330 Diving Chronometer Date$2,005

Steffany Blue$800

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Inner

Dial Color

Black

Blue

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

SoProd M100

—

Type

Automatic

Manual

Power Reserve

42h

40h

Complications

COSC, Date

None

Pricing

1 specs

MSRP

$2,005

$800

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